Automatic hanging folder,申请号US19610154738-传众专利搜索

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发明名称	Automatic hanging folder
摘要
申请公布号	US3148807(A)	申请公布日期	1964.09.15
申请号	US19610154738	申请日期	1961.11.24
申请人	FREEMAN DAVID A	发明人	FREEMAN DAVID A.
分类号	B65H45/101;D06F89/00;D06F89/02	主分类号	B65H45/101
代理机构		代理人
主权项
地址

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